2021 KY1

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2453656323 ± 1.53e-05
Semi-major axis (a)1.1705743453 AU ± 1.49e-05
Inclination (i)6.64451187° ± 4.09e-04
Long. of Asc. Node (Ω)87.97837286° ± 2.18e-04
Arg. of Perihelion (ω)266.14615869° ± 1.48e-04
Mean Anomaly (M)115.42986436° ± 2.25e-02
Mean Motion (n)0.7782404025°/day ± 1.48e-05
Perihelion dist (q)0.88335563 AU ± 2.11e-05
Aphelion dist (Q)1.45779306 AU ± 2.57e-05
Orbital Period1.26648049 yr ± 2.41e-05
Physical Parameters
H (abs. magnitude)23.97
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.330″
Uncertainty2
Orbit TypeApollo
MOID0.027839 AU
Observations Used56
Oppositions1
Arc Total2021-2021
First Observation Used2021-05-14
Last Observation Used2021-07-04
Observations (58)
Date Type RA Dec Mag Band Observatory
2021-06-18 07:52:58 C 15 14 19.21 -12 35 06.3 V I52
2021-06-18 07:56:17 C 15 14 18.24 -12 35 10.3 V I52
2021-06-30 00:53:13 C 13 51 37.20 -20 33 17.3 u 807
2021-06-30 01:02:19 C 13 51 33.75 -20 33 34.2 u 807
2021-06-30 01:11:02 C 13 51 30.45 -20 33 50.3 u 807
2021-07-04 08:16:58 C 13 13 15.35 -23 42 57.4 V 474
2021-07-04 08:20:26 C 13 13 13.86 -23 43 03.9 V 474
2021-07-04 08:27:20 C 13 13 10.97 -23 43 14.8 V 474